/* roulang page: index */
:root {
    --primary: #157a4d;
    --primary-dark: #0f5b39;
    --secondary: #c7ff44;
    --ink: #13211a;
    --body-bg: #f7f6f1;
    --surface: #ffffff;
    --surface-tint: #e9f2ea;
    --border: #d8ddd6;
    --muted: #6f7d75;
    --radius-lg: 14px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --shadow-card: 0 10px 30px rgba(19, 51, 30, .06);
    --shadow-hover: 0 14px 34px rgba(21, 102, 62, .10);
  }
  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Inter", Arial, sans-serif;
    background: var(--body-bg);
    color: var(--ink);
    line-height: 1.75;
    margin: 0;
    -webkit-font-smoothing: antialiased;
  }
  a { color: var(--primary-dark); text-decoration: none; transition: color .2s ease; }
  img { display: block; max-width: 100%; }
  button, input, select, textarea { font: inherit; }
  h1, h2, h3, h4, h5, p, figure, ul, ol, dl, dd { margin: 0; }
  ul, ol { padding: 0; list-style: none; }
  .container-site {
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: 20px;
  }
  .section-block { padding-top: 80px; padding-bottom: 80px; }
  @media (max-width: 980px) { .section-block { padding-top: 56px; padding-bottom: 56px; } }
  @media (max-width: 640px) { .section-block { padding-top: 40px; padding-bottom: 40px; } .container-site { padding-inline: 16px; } }

  .pre-header {
    background: var(--ink);
    color: rgba(255,255,255,.82);
    font-size: 12px;
    min-height: 36px;
  }
  .pre-header__inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 36px; gap: 12px;
  }
  .pre-header .status-dot {
    width: 8px; height: 8px; border-radius: 999px; background: var(--secondary);
    display: inline-block; margin-right: 8px; animation: breathe 1.8s infinite;
  }
  @keyframes breathe { 0%,100%{opacity:1} 50%{opacity:.45} }
  .pre-header a { color: rgba(255,255,255,.78); padding-left: 14px; }
  .pre-header a:hover { color: var(--secondary); }
  .pre-header__right { display: flex; align-items: center; }
  .pre-header__right a + a { border-left: 1px solid rgba(255,255,255,.18); }

  .header-main { background: var(--surface); border-bottom: 1px solid var(--border); position: relative; z-index: 60; }
  .header-main__inner { display: flex; align-items: center; gap: 24px; min-height: 78px; flex-wrap: wrap; }
  .brand { display: inline-flex; align-items: center; gap: 10px; margin-right: 12px; }
  .brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px; border-radius: 12px; background: var(--primary);
    color: #fff; font-weight: 800; font-size: 16px; letter-spacing: .5px; flex: 0 0 auto;
    box-shadow: 0 6px 18px rgba(21,122,77,.24);
  }
  .brand-text { display: flex; flex-direction: column; line-height: 1.15; }
  .brand-name { font-weight: 800; font-size: 22px; letter-spacing: -.3px; color: var(--ink); white-space: nowrap; }
  .brand-sub { font-size: 11px; color: var(--muted); letter-spacing: 2px; margin-top: 2px; }

  .site-nav { margin-left: auto; }
  .site-nav__list { display: flex; gap: 26px; align-items: center; }
  .site-nav__list a {
    font-size: 15px; color: var(--ink); padding: 26px 0 24px; border-bottom: 2px solid transparent;
    font-weight: 500; display: block; line-height: 1.2; white-space: nowrap;
  }
  .site-nav__list a:hover { color: var(--primary); }
  .site-nav__list a.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }

  .nav-cta { margin-left: 18px; }
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    height: 46px; border-radius: 6px; padding: 0 22px; font-weight: 600;
    font-size: 15px; border: 1px solid transparent; cursor: pointer;
    transition: background .25s, transform .15s, box-shadow .25s, border-color .25s;
  }
  .btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px rgba(21,122,77,.18); }
  .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(21,122,77,.24); }
  .btn-primary:active { transform: translateY(0); }
  .btn-light { background: var(--secondary); color: var(--ink); }
  .btn-light:hover { background: #fff; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.14); }
  .btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.55); }
  .btn-outline-light:hover { background: rgba(255,255,255,.1); color: #fff; border-color: #fff; }
  .btn .arrow { transition: transform .2s ease; display:inline-flex; font-style: normal; }
  .btn:hover .arrow { transform: translateX(4px); }
  .btn-ghost { background: #fff; color: var(--ink); border-color: var(--border); }
  .btn-ghost:hover { background: var(--surface-tint); border-color: var(--primary); color: var(--primary-dark); }

  .nav-burger { display:none; margin-left:auto; width:44px; height:44px; border:1px solid var(--border); border-radius:8px; cursor:pointer; }
  .nav-toggle { display:none; }
  .nav-burger span { display:block; width:18px; height:2px; background:var(--ink); border-radius:2px; transition:all .2s; }
  .nav-burger span + span { margin-top:5px; }

  /* Hero */
  .hero { background: var(--body-bg); position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
  .hero::before {
    content: ""; position: absolute; inset: 0; opacity: .035;
    background-image: linear-gradient(var(--ink) 1px, transparent 1px), linear-gradient(90deg, var(--ink) 1px, transparent 1px);
    background-size: 44px 44px; pointer-events: none;
  }
  .hero__grid {
    position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center;
    padding: 70px 0 76px;
  }
  .eyebrow {
    display: inline-flex; align-items: center; gap: 8px; background: var(--surface-tint);
    color: var(--primary-dark); border-radius: 999px; padding: 7px 16px; font-size: 13px; font-weight: 600;
  }
  .eyebrow::before { content:""; width:8px; height:8px; background: var(--secondary); border-radius:50%; }
  .hero h1 {
    font-size: clamp(34px, 4.2vw, 50px); line-height: 1.2; font-weight: 800; margin: 22px 0 16px;
    color: var(--ink); letter-spacing: -1px;
  }
  .hero h1 .brand-highlight { color: var(--primary); position: relative; display: inline-block; }
  .hero-sub { color: var(--muted); font-size: 16px; line-height: 1.9; max-width: 540px; }
  .hero__side { position: relative; }
  .hero__side::before,
  .hero__side::after {
    content: ""; position: absolute; border-radius: 24px; z-index: 0;
  }
  .hero__side::before { width: 92%; height: 72%; top: 0; left: 10%; background: rgba(199,255,68,.18); transform: rotate(6deg); }
  .hero__side::after { width: 80%; height: 58%; left: 0; bottom: 0; background: rgba(21,122,77,.09); transform: rotate(-5deg); }
  .hero-visual { position: relative; z-index: 1; border-radius: 18px; overflow: hidden; transform: rotate(2.5deg) scale(.95); box-shadow: 0 24px 60px rgba(19,51,30,.18); }
  .hero-visual img { width: 100%; height: 430px; object-fit: cover; }
  .hero-visual__label {
    position: absolute; left: 18px; bottom: 18px; background: rgba(19,33,26,.78); color: #fff;
    font-size: 13px; border-radius: 999px; padding: 7px 16px; backdrop-filter: blur(4px);
  }

  .countdown-inner { display: flex; align-items: center; gap: 18px; margin-top: 26px; flex-wrap: wrap; }
  .countdown-tag { font-size: 13px; font-weight: 600; color: var(--muted); display: flex; align-items: center; gap: 6px; }
  .countdown-tag svg { color: var(--primary); }
  .cd-group { display: flex; align-items: center; gap: 8px; }
  .cd-item { min-width: 60px; text-align: center; }
  .cd-num {
    display: block; background: var(--ink); color: #fff; font-family: "Inter", "DIN Alternate", Arial, sans-serif;
    font-size: 30px; font-weight: 700; padding: 8px 6px; border-radius: 8px; line-height: 1.2;
  }
  .cd-label { font-size: 12px; color: var(--muted); margin-top: 6px; display: block; }
  .cd-sep { font-size: 24px; color: var(--primary); font-weight: 700; }
  .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 34px; }

  .hero__proof { display: flex; gap: 34px; flex-wrap: wrap; margin-top: 34px; padding-top: 26px; border-top: 1px solid var(--border); }
  .proof-num { font-size: 24px; font-weight: 800; color: var(--primary-dark); font-family: "Inter", "DIN Alternate", sans-serif; letter-spacing: -.5px; }
  .proof-text { font-size: 13px; color: var(--muted); }

  /* section head */
  .section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 44px; flex-wrap: wrap; }
  .section-kicker { font-size: 13px; font-weight: 700; color: var(--primary); letter-spacing: 2px; margin-bottom: 12px; display: inline-flex; align-items: center; gap: 8px; }
  .section-head h2 { font-size: 32px; font-weight: 700; line-height: 1.3; letter-spacing: -.4px; }
  .section-head h2::before { content:""; display:block; width: 8px; height: 8px; background: var(--secondary); margin-bottom: 10px; }
  .section-head .lead { color: var(--muted); font-size: 15px; margin-top: 10px; max-width: 560px; }

  /* process */
  .process-section { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
  .steps-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 34px; }
  .step-item { position: relative; padding-left: 4px; }
  .step-index { font-size: 14px; color: var(--primary); font-weight: 700; border: 1px solid var(--primary); border-radius: 999px; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; background: #fff; }
  .step-item::before { content:""; position:absolute; top: 17px; left: 34px; width: calc(100% - 20px); height: 1px; background: var(--border); display:none; }
  .step-item h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
  .step-item p { font-size: 14px; color: var(--muted); line-height: 1.8; }
  @media(min-width: 900px){ .step-item:not(:last-child)::before { display:block; } }

  /* features 3+2 asymmetric */
  .features-section { background: var(--body-bg); }
  .feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 44px; }
  .feature-card { border-top: 2px solid var(--border); padding-top: 20px; transition: border-color .2s ease; }
  .feature-card:hover .feature-num { color: var(--secondary); }
  .feature-num { font-size: 46px; font-weight: 800; color: #d4e2cd; line-height: 1; font-family: "Inter", "DIN Alternate", sans-serif; transition: color .25s; }
  .feature-card h3 { font-size: 20px; color: var(--ink); margin: 16px 0 8px; font-weight: 700; }
  .feature-card p { color: var(--muted); font-size: 15px; line-height: 1.85; }
  .feature-lower { margin-top: 52px; display: grid; grid-template-columns: 1.55fr .85fr; gap: 20px; }
  .feature-panel-wide {
    background: #fff; border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-card);
    border-left: 10px solid var(--primary); transition: box-shadow .3s ease, transform .2s ease;
  }
  .feature-panel-wide:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
  .feature-panel-side { background: var(--ink); color: #fff; border-radius: var(--radius-lg); padding: 28px; display: flex; flex-direction: column; justify-content: space-between; }
  .feature-panel-side .stats { display: block; }
  .stats-price { font-size: 34px; font-weight: 800; font-family:"Inter", sans-serif; color: var(--secondary); }
  .feature-panel-side p + p { margin-top: 4px; }

  /* gallery wall */
  .wall-section { background: var(--surface); border-top: 1px solid var(--border); }
  .wall-grid { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 112px; gap: 16px; }
  .wall-item { position: relative; overflow: hidden; border-radius: 14px; display: block; background: var(--surface-tint); box-shadow: 0 6px 16px rgba(19,51,30,.05); }
  .wall-item img { width:100%; height:100%; object-fit:cover; transition: transform .5s ease, filter .35s; }
  .wall-item::after { content:""; position:absolute; inset:0; background:linear-gradient(to bottom, transparent 50%, rgba(15,91,57,.58)); opacity:.45; transition:opacity .35s ease; pointer-events:none; }
  .wall-item:hover::after { opacity: .92; }
  .wall-item:hover img { transform: scale(1.06); filter: saturate(1.05); }
  .wall-caption { position:absolute; left:16px; bottom:14px; right:16px; z-index:2; color:#fff; font-size:14px; font-weight:600; line-height:1.4; transform:translateY(2px); transition: transform .3s ease; }
  .wall-card { margin-top: 36px; }
  .wall-more { display:inline-flex; align-items:center; gap:4px; color:var(--primary-dark); font-weight:600; margin-top:22px; padding-bottom:4px; border-bottom:2px solid var(--surface-tint); transition:border-color .2s; }
  .wall-more:hover { border-color: var(--primary); }
  .w1 { grid-column: span 1; }
  .h2 { grid-row: span 2; }
  .w2 { grid-column: span 2; }

  /* CTA band */
  .cta-band { background: var(--primary-dark); position: relative; overflow: hidden; color:#fff; }
  .cta-band::before { content:"01"; position:absolute; right:-20px; top:-70px; font-size:260px; font-weight:800; line-height:1; opacity:.06; font-family:"Inter",sans-serif; }
  .cta-band__inner { display:flex; justify-content:space-between; align-items:center; gap:40px; flex-wrap:wrap; }
  .cta-band__text { max-width: 620px; }
  .cta-band__text h2 { font-size: 32px; font-weight: 800; line-height: 1.4; color:#fff; margin-bottom: 12px; }
  .cta-band__text p { color: rgba(255,255,255,.78); font-size: 15px; line-height: 1.9; }
  .cta-band__actions { display:flex; flex-direction:column; gap:12px; }
  .cta-band__actions .btn + .btn { margin-left:0; }
  @media(min-width:900px){ .cta-band__actions { flex-direction:row; } }

  /* FAQ  */
  .faq-section { background: var(--body-bg); }
  .faq-wrap { display:grid; grid-template-columns:.85fr 1.4fr; gap:48px; }
  .rules-note {
    background: var(--surface-tint); border-radius: var(--radius-lg); padding: 24px; font-size: 14px; color: var(--primary-dark);
    line-height:1.8; max-width: 300px; margin-top: 28px;
  }
  .rules-note strong { display: block; margin-bottom: 6px; }
  .faq-list details {
    border-bottom:1px solid var(--border); padding: 18px 0 4px; transition:background .2s;
  }
  .faq-list summary { list-style:none; display:flex; justify-content:space-between; gap:20px; align-items: center; cursor:pointer; font-weight:600; color:var(--ink); font-size:16px; transition:color .2s; }
  .faq-list summary::-webkit-details-marker { display:none; }
  .faq-list summary:hover { color: var(--primary); }
  .faq-list details[open] summary { color: var(--primary); margin-bottom:10px; }
  .faq-arrow { width:28px; height:28px; border:1px solid var(--border); border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:18px; transition:transform .25s, color .2s, background .2s; color: var(--muted); flex-shrink:0; }
  .faq-list details[open] .faq-arrow { transform: rotate(45deg); background: var(--secondary); border-color:var(--secondary); color: var(--ink); }
  .faq-body { color: var(--muted); font-size: 15px; line-height: 1.9; padding-bottom: 18px; padding-right: 26px; }

  /* news CMS */
  .cms-section { background: var(--surface); border-top: 1px solid var(--border); }
  .cms-grid { display:grid; grid-template-columns: 7fr 5fr; gap: 30px; }
  .cms-main-card {
    background: var(--surface-tint); border-radius: var(--radius-lg); overflow:hidden;
    height: 100%; display:flex; flex-direction:column;
    box-shadow: 0 8px 24px rgba(19,51,30,.06);
  }
  .cms-main-card .cms-thumb { height: 238px; overflow:hidden; position:relative; background:#d6e6d6; }
  .cms-main-card .cms-thumb img { width:100%; height:100%; object-fit:cover; transition: transform .4s; }
  .cms-main-card:hover .cms-thumb img { transform: scale(1.03); }
  .cms-thumb-tag {
    position:absolute; left:14px; top:14px; z-index:2; background: var(--secondary); color:var(--ink);
    padding: 4px 12px; border-radius:999px; font-size:12px; font-weight:700;
  }
  .cms-main-body { margin:10px; flex:1; display:flex; flex-direction:column; padding: 16px 14px 18px; }
  .cms-title { font-size: 20px; font-weight:700; line-height:1.5; margin-bottom:10px; }
  .cms-title a { color:var(--ink); }
  .cms-title a:hover { color:var(--primary); }
  .cms-excerpt { color: var(--muted); font-size:14px; line-height:1.8; display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden; margin-bottom:12px;}
  .cms-meta { display:flex; align-items:center; gap:8px; font-size:13px; color:var(--muted); margin-top:auto; }
  .cms-cat { background:var(--surface-tint); color:var(--primary-dark); border-radius:999px; padding:3px 12px; font-weight:600; }
  .cms-stack { background:#fff; border:1px solid var(--border); border-radius:var(--radius-md); padding:10px 12px; display:flex; align-items:center; gap:10px; transition: box-shadow .2s; }
  .cms-stack:hover { box-shadow:var(--shadow-hover); }
  .cms-stack-thumb { width: 74px; height: 70px; border-radius:10px; overflow:hidden; flex:0 0 74px; }
  .cms-stack-thumb img { width:100%; height:100%; object-fit:cover; }
  .cms-stack-body { min-width:0; }
  .cms-stack-title { font-size:15px; font-weight:600; line-height:1.45; overflow:hidden; text-overflow:ellipsis; display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
  .cms-stack-title a { color:var(--ink); }
  .cms-stack-title a:hover { color:var(--primary); }
  .cms-stack-meta { font-size:12px; color:var(--muted); margin-top:4px; }
  .cms-empty {
    border: 1px dashed var(--border); border-radius: 16px; padding: 60px 24px; text-align:center;
    color: var(--muted); background: #fbfbf8;
  }
  .cms-empty svg { margin:0 auto 14px; display:block; }

  /* Footer */
  .site-footer { background: #eef1ea; border-top:1px solid var(--border); }
  .footer-main { display:grid; grid-template-columns: 1.3fr .7fr .8fr 1.1fr; gap:44px; padding-top:60px; padding-bottom:44px; }
  .footer-brand p { font-size: 14px; color: var(--muted); line-height: 1.9; margin-top: 12px; }
  .footer-h { font-size: 15px; font-weight:700; color:var(--ink); margin-bottom:18px; }
  .footer-col ul li { margin-bottom: 9px; font-size:14px; }
  .footer-col ul li a:hover { color:var(--primary); }
  .footer-contact p { font-size: 14px; color: var(--muted); margin-bottom:10px; padding-left: 22px; position:relative;}
  .footer-contact p svg { position:absolute; left:0; top:5px; opacity:.65; }
  .footer-bottom { border-top:1px solid var(--border); }
  .footer-bottom__inner { height:48px; display:flex; align-items:center; justify-content:space-between; gap:14px; font-size:12px; color:var(--muted); }
  .footer-bottom__inner a { color:var(--muted) }
  .footer-bottom__inner a:hover { color: var(--primary-dark); }

  @media (max-width: 1140px) {
    .site-nav { margin-left: 16px; }
    .site-nav__list { gap: 16px; }
    .nav-cta { margin-left: 6px; }
    .feature-grid { gap: 30px; }
    .wall-grid { grid-auto-rows: 100px; }
  }
  @media (max-width: 900px) {
    .header-main__inner { padding-top: 12px; padding-bottom: 12px; }
    .site-nav { display:none; order: 10; width:100%; margin-top:10px; background:#fff; border-top:1px solid var(--border); }
    .site-nav__list { flex-direction:column; gap:0; padding:4px 0 12px; align-items:stretch; }
    .site-nav__list a { padding: 14px 8px; border-bottom:1px solid var(--surface-tint); display:block; border-left:3px solid transparent; }
    .site-nav__list a.active { border-left-color: var(--primary); border-bottom: none; }
    .nav-toggle:checked ~ .site-nav { display:flex; }
    .nav-burger { display:flex; flex-direction:column; justify-content:center; align-items:center; }
    .nav-burger--close { display:none; }
    .nav-cta { display:none; }
    .hero__grid { grid-template-columns: 1fr; padding-top:44px; padding-bottom:52px; gap:40px; }
    .hero-visual img { height: 330px; }
    .features-section .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-lower { grid-template-columns: 1fr; }
    .steps-grid { grid-template-columns: repeat(2,1fr); }
    .faq-wrap { grid-template-columns: 1fr; gap:22px; }
    .cms-grid { grid-template-columns: 1fr; }
    .footer-main { grid-template-columns: 1fr 1fr; }
    .footer-brand p { max-width: 380px; }
    .wall-grid { grid-auto-rows: 104px; }
  }
  @media (max-width: 640px) {
    .brand-name { font-size: 19px; }
    .pre-header__right a span { display:none; }
    .steps-grid { grid-template-columns: 1fr; gap:24px; }
    .features-section .feature-grid { grid-template-columns: 1fr; }
    .feature-grid { gap:24px; }
    .section-head h2 { font-size: 26px; }
    .footer-main { grid-template-columns: 1fr; gap:30px; }
    .hero h1 { font-size: 32px; }
    .hero__proof { gap:20px; }
    .countdown-inner { gap:6px; }
    .cd-item { min-width: 46px; }
    .cd-num { font-size: 22px; padding: 8px 4px; }
    .cd-sep { font-size: 18px; }
    .cta-band__text h2 { font-size: 26px; }
    .wall-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 130px; }
    .w2 { grid-column: span 2; }
    .w1 { grid-column: span 1; }
    .h2 { grid-row: span 1; }
    .wall-item:nth-child(5), .wall-item:nth-child(8) { grid-column: span 1; }
    .site-nav__list a { padding:12px 6px; }
  }

/* roulang page: category1 */
:root {
  --primary: #157a4d;
  --primary-dark: #0f5b39;
  --secondary: #c7ff44;
  --ink: #13211a;
  --body-bg: #f7f6f1;
  --surface: #ffffff;
  --surface-tint: #e9f2ea;
  --border: #d8ddd6;
  --muted: #6f7d75;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(19, 51, 30, 0.06);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Inter", Arial, sans-serif;
  background: var(--body-bg);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
p { margin: 0; }
.container-site { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; border-radius: 6px; transition: all .2s ease; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--primary); color: #fff; height: 46px; padding: 0 22px; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-primary .arrow { transition: transform .2s; }
.btn-primary:hover .arrow { transform: translateX(4px); }
.btn-outline { background: #fff; color: var(--primary-dark); border-color: var(--border); height: 46px; padding: 0 22px; }
.btn-outline:hover { background: var(--surface-tint); }
.btn-accent { background: var(--secondary); color: var(--ink); height: 48px; padding: 0 28px; font-weight: 700; }
.btn-accent:hover { background: #fff; }

/* header */
.pre-header { background: var(--ink); color: rgba(255,255,255,.78); min-height: 36px; font-size: 12px; border-bottom: 1px solid rgba(255,255,255,.05); }
.pre-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 36px; }
.pre-header a { color: rgba(255,255,255,.8); transition: color .2s; }
.pre-header a:hover { color: var(--secondary); }
.status-dot { display: inline-block; width: 8px; height: 8px; background: var(--secondary); border-radius: 50%; margin-right: 8px; box-shadow: 0 0 0 0 rgba(199,255,68,.4); animation: pulse 2s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(199,255,68,.35)} 70%{box-shadow:0 0 0 6px rgba(199,255,68,0)} 100%{box-shadow:0 0 0 0 rgba(199,255,68,0)} }
.pre-header__right { display: flex; gap: 18px; align-items: center; }

.header-main { background: #fff; border-bottom: 1px solid var(--border); }
.header-main__inner { display: flex; align-items: center; height: 76px; gap: 32px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { min-width: 42px; height: 42px; padding: 0 6px; background: var(--ink); color: var(--secondary); font-weight: 800; font-size: 18px; display: flex; align-items: center; justify-content: center; border-radius: 8px; letter-spacing: -0.5px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-size: 21px; font-weight: 800; color: var(--ink); letter-spacing: 0.5px; }
.brand-sub { font-size: 11px; color: var(--muted); margin-top: 2px; }
.site-nav__list { display: flex; align-items: center; gap: 6px; }
.site-nav__list a { font-size: 15px; font-weight: 500; color: var(--ink); padding: 0 14px; height: 76px; line-height: 76px; position: relative; transition: color .2s; }
.site-nav__list a:hover { color: var(--primary); }
.site-nav__list a.active::after { content: ''; position: absolute; left: 14px; right: 14px; bottom: -1px; height: 2px; background: var(--primary); }
.nav-toggle { display: none; }
.nav-burger { display: none; width: 40px; height: 40px; cursor: pointer; align-items: center; justify-content: center; flex-direction: column; gap: 5px; border: 1px solid var(--border); border-radius: 8px; background: #fff; }
.nav-burger span { display: block; width: 18px; height: 2px; background: var(--ink); transition: transform .25s; }

/* banner */
.page-banner { background: var(--surface-tint); position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.page-banner__inner { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; min-height: 440px; padding: 56px 0 60px; }
.page-banner__deco { position: absolute; pointer-events: none; }
.deco-line { position: absolute; top: 0; left: 0; width: 6px; height: 100%; background: var(--primary); }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); margin-bottom: 16px; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { color: var(--primary); }
.hero-title { font-size: 42px; line-height: 1.2; font-weight: 800; letter-spacing: -0.5px; color: var(--ink); margin: 0 0 12px; }
.hero-title strong { color: var(--primary); font-weight: 900; }
.hero-desc { font-size: 16px; color: var(--muted); max-width: 520px; margin-bottom: 10px; }
.hero-actions { display: flex; gap: 12px; margin: 26px 0 14px; flex-wrap: wrap; }
.hero-note { font-size: 13px; color: var(--muted); }
.hero-figure { position: relative; }
.hero-figure .ticket { background: #fff; border-radius: 14px; box-shadow: var(--shadow); transform: rotate(-2deg); overflow: hidden; }
.hero-figure img { width: 100%; height: 300px; object-fit: cover; }
.hero-tag { position: absolute; left: -10px; top: 20px; background: var(--secondary); color: var(--ink); font-size: 13px; font-weight: 700; padding: 6px 14px; border-radius: 999px; transform: rotate(-3deg); }
.dot-title { display: flex; align-items: center; gap: 10px; font-size: 13px; letter-spacing: .4em; color: var(--primary); font-weight: 700; margin-bottom: 14px; }
.dot-title::before { content: ''; width: 24px; height: 2px; background: var(--primary); }

/* stats */
.stats-strip { background: #fff; border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); padding: 28px 0; }
.stat-item { text-align: center; border-right: 1px solid var(--border); padding: 4px 0; }
.stat-item:last-child { border-right: none; }
.stat-num { font-family: "Inter", Arial, sans-serif; font-size: 34px; font-weight: 800; color: var(--primary); line-height: 1; letter-spacing: -1px; }
.stat-label { font-size: 13px; color: var(--muted); margin-top: 8px; }

/* sections */
.section { padding: 80px 0; }
.section-header { margin-bottom: 40px; }
.section-header.with-line { position: relative; padding-left: 18px; margin-bottom: 42px; }
.section-header.with-line::before { content: ''; position: absolute; left: 0; top: 6px; width: 8px; height: 24px; background: var(--primary); border-radius: 2px; }
.eyebrow { font-size: 13px; font-weight: 700; color: var(--primary); letter-spacing: .3em; margin-bottom: 8px; }
.section-header.centered .eyebrow { text-align: center; display: block; letter-spacing: .5em; }
.section-title { font-size: 32px; font-weight: 800; color: var(--ink); margin: 0; letter-spacing: -0.3px; }
.section-sub { font-size: 15px; color: var(--muted); margin-top: 10px; max-width: 680px; }

/* event cards */
.event-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.event-card { display: flex; flex-direction: column; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid rgba(216,221,214,.55); transition: transform .25s ease, box-shadow .25s ease; }
.event-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(21,102,62,.10); }
.event-thumb { position: relative; height: 200px; overflow: hidden; background: var(--surface-tint); }
.event-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.event-card:hover .event-thumb img { transform: scale(1.04); }
.event-thumb .status-chip { position: absolute; top: 14px; right: 14px; background: rgba(255,255,255,.9); font-size: 12px; font-weight: 700; color: var(--primary-dark); padding: 6px 12px; border-radius: 999px; }
.event-thumb .status-chip.hot { background: var(--secondary); color: #111; }
.event-thumb .status-chip.end { background: rgba(19,33,26,.75); color: #fff; }
.event-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.event-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.event-meta span::before { content: ''; display: inline-block; width: 12px; height: 2px; background: var(--secondary); margin-right: 6px; vertical-align: middle; }
.event-body h3 { font-size: 20px; font-weight: 700; margin: 0 0 10px; }
.event-body p { font-size: 14px; color: var(--muted); line-height: 1.7; margin-bottom: 18px; }
.event-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; }
.event-link { color: var(--primary); font-weight: 600; font-size: 15px; }
.event-link:hover { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 4px; }
.count-num { font-family: "Inter", Arial, sans-serif; background: var(--ink); color: var(--secondary); font-size: 12px; font-weight: 700; padding: 4px 8px; border-radius: 5px; }

/* rules aside */
.rule-panel { background: var(--ink); color: #fff; border-radius: 14px; padding: 30px; position: relative; overflow: hidden; }
.rule-panel::after { content: 'RULES'; position: absolute; right: -10px; bottom: -12px; font-size: 50px; font-weight: 900; opacity: .07; letter-spacing: -2px; }
.rule-panel h3 { color: #fff; font-size: 22px; margin: 0 0 14px; }
.rule-panel p { color: rgba(255,255,255,.55); font-size: 14px; margin-bottom: 18px; }
.rule-item { display: flex; gap: 12px; padding: 13px 0; border-bottom: 1px solid rgba(255,255,255,.1); font-size: 15px; color: #d9e4dd; }
.rule-item:last-child { border-bottom: none; padding-bottom: 0; }
.rule-num { color: var(--secondary); font-family: "Inter", Arial, sans-serif; font-weight: 800; font-size: 13px; padding-top: 4px; }
.rules-link { display: inline-block; margin-top: 18px; font-size: 14px; color: var(--secondary); font-weight: 600; }

/* advantage */
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.adv-item { padding: 26px 22px; background: transparent; border-bottom: 2px solid var(--border); transition: background .25s; border-radius: 4px; }
.adv-item:hover { background: #fff; border-bottom-color: var(--primary); }
.adv-num { font-family: "Inter", Arial, sans-serif; font-size: 52px; font-weight: 800; color: #dbeadf; line-height: 1; margin-bottom: 16px; transition: color .2s; }
.adv-item:hover .adv-num { color: var(--secondary); -webkit-text-stroke: 1px var(--primary); color: transparent; }
.adv-item h3 { font-size: 18px; font-weight: 700; margin: 0 0 8px; }
.adv-item p { font-size: 14px; color: var(--muted); }
.adv-accent-wide { grid-column: span 2; background: var(--surface); border: 1px solid var(--border); }

/* projects */
.scene-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 18px; }
.scene-card { border-radius: 14px; overflow: hidden; position: relative; min-height: 260px; isolation: isolate; }
.scene-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .35s; }
.scene-card::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(19,33,26,0) 0%, rgba(19,33,26,.78) 100%); }
.scene-card:hover img { transform: scale(1.05); }
.scene-info { position: absolute; left: 0; right: 0; bottom: 0; padding: 18px; color: #fff; }
.scene-info .tag { display: inline-block; background: var(--secondary); color: var(--ink); font-size: 11px; font-weight: 700; border-radius: 999px; padding: 3px 10px; margin-bottom: 8px; }
.scene-info h3 { font-size: 18px; margin: 0 0 4px; }
.scene-info p { font-size: 13px; color: rgba(255,255,255,.75); }

/* process */
.process-wrap { background: #fff; border-radius: 14px; box-shadow: var(--shadow); padding: 46px; }
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; position: relative; }
.step-item { text-align: center; padding: 10px; position: relative; }
.step-item::after { content: ''; position: absolute; right: -26px; top: 34px; width: 32px; height: 2px; background: var(--border); }
.step-item:last-child::after { content: none; }
.step-ico { width: 64px; height: 64px; border-radius: 50%; background: var(--surface-tint); color: var(--primary); font-weight: 800; font-size: 22px; display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.step-item h3 { font-size: 17px; margin: 0 0 6px; }
.step-item p { font-size: 13px; color: var(--muted); }
.step-item.active .step-ico { background: var(--primary); color: #fff; }

/* CTA */
.cta-banner { background: var(--primary-dark); color: #fff; position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; width: 300px; height: 300px; border-radius: 50%; border: 1px solid var(--secondary); right: 10%; top: -120px; opacity: .35; }
.cta-banner::after { content: '01 / RACE'; position: absolute; right: 4%; bottom: -28px; font-size: 120px; font-weight: 900; color: rgba(255,255,255,.04); letter-spacing: -6px; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; padding: 74px 0; gap: 30px; }
.cta-inner h2 { font-size: 30px; margin: 0 0 8px; color: #fff; font-weight: 800; }
.cta-inner p { color: rgba(255,255,255,.72); font-size: 15px; max-width: 500px; }
.cta-btn-group { display: flex; gap: 14px; flex-wrap: wrap; }

/* FAQ */
.faq-layout { display: grid; grid-template-columns: 360px 1fr; gap: 50px; }
.faq-side h2 { font-size: 32px; margin: 0 0 10px; font-weight: 800; }
.faq-side p { color: var(--muted); font-size: 15px; }
.faq-tip { background: var(--surface-tint); border-radius: 12px; padding: 18px 20px; margin-top: 26px; font-size: 14px; }
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); background: transparent; transition: background .2s; }
.faq-item.open, .faq-item:hover { background: var(--surface-tint); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: 16px; font-weight: 600; padding: 20px 4px; cursor: pointer; }
.faq-q .faq-arrow { transition: transform .25s; color: var(--primary); font-size: 22px; flex-shrink: 0; width: 24px; text-align: center; }
.faq-item.open .faq-arrow { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; color: var(--muted); font-size: 15px; padding: 0 6px; }
.faq-a > div { padding-bottom: 20px; line-height: 1.8; }

/* footer */
.site-footer { background: #eef1ea; border-top: 1px solid var(--border); margin-top: 0; }
.footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding: 52px 20px 44px; }
.footer-brand p { font-size: 14px; color: var(--muted); margin-top: 18px; line-height: 1.8; width: 90%; }
.footer-col h3.footer-h { font-size: 15px; font-weight: 700; margin: 0 0 14px; color: var(--ink); position: relative; }
.footer-col h3.footer-h::before { content: ''; display: block; width: 20px; height: 2px; background: var(--primary); margin-bottom: 10px; }
.footer-col ul li { font-size: 14px; color: var(--muted); padding: 5px 0; }
.footer-col a { color: var(--muted); transition: color .2s, padding-left .2s; }
.footer-col a:hover { color: var(--primary-dark); padding-left: 4px; }
.footer-contact p { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; color: var(--muted); padding: 5px 0; }
.footer-contact svg { color: var(--primary); transform: translateY(4px); }
.footer-bottom { border-top: 1px solid #d9e0d7; }
.footer-bottom__inner { display: flex; align-items: center; justify-content: space-between; min-height: 48px; font-size: 12px; color: var(--muted); padding: 10px 20px; flex-wrap: wrap; gap: 6px; }

/* responsive */
@media (max-width: 1100px) {
  .page-banner__inner { grid-template-columns: 1fr .85fr; gap: 30px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 34px; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .event-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .page-banner__inner { grid-template-columns: 1fr; min-height: 0; }
  .hero-figure { margin-top: 6px; max-width: 560px; }
  .section { padding: 56px 0; }
  .site-nav { position: fixed; inset: 0; background: rgba(19,33,26,.45); z-index: 99; opacity: 0; visibility: hidden; transition: opacity .25s; }
  .nav-toggle:checked + .site-nav { opacity: 1; visibility: visible; }
  .site-nav__list { transform: translateX(-16px); transition: transform .25s; }
  .nav-toggle:checked + .site-nav .site-nav__list { transform: translateX(0); }
  .site-nav { display: flex; justify-content: flex-end; }
  .site-nav__list { background: #fff; width: 82%; max-width: 420px; height: 100%; flex-direction: column; gap: 4px; padding: 80px 30px 30px; box-shadow: -20px 0 50px rgba(0,0,0,.14); }
  .site-nav__list a { height: auto; line-height: 1.4; display: flex; align-items: center; padding: 14px 6px; border-bottom: 1px solid var(--border); font-size: 17px; width: 100%; }
  .site-nav__list a.active::after { all: unset; background: none; }
  .site-nav__list a.active { color: var(--primary); }
  .nav-burger { display: flex; margin-left: auto; }
  .nav-btn-primary { margin-left: auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; row-gap: 32px; }
  .stats-grid .stat-item:nth-child(2) { border-right: none; }
  .faq-layout { grid-template-columns: 1fr; gap: 30px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .step-item::after { content: none; }
  .cta-inner { flex-direction: column; padding: 56px 0; text-align: center; }
  .cta-inner p { margin: 0 auto; }
}
@media (max-width: 680px) {
  .section { padding: 42px 0; }
  .container-site { padding: 0 16px; }
  .footer-bottom__inner { padding: 8px 16px; }
  .hero-title { font-size: 30px; }
  .event-grid, .adv-grid, .scene-grid { grid-template-columns: 1fr; }
  .adv-accent-wide { grid-column: span 1; }
  .footer-main { grid-template-columns: 1fr; gap: 28px; padding: 40px 16px; }
  .cta-btn-group { flex-direction: column; width: 100%; }
  .cta-btn-group .btn { width: 100%; }
  .steps { grid-template-columns: 1fr; }
  .hero-figure img { height: 220px; }
  .process-wrap { padding: 30px 16px; }
  .section-title { font-size: 27px; }
  .header-main__inner { height: 64px; gap: 16px; }
  .brand-name { font-size: 18px; }
  .nav-btn-primary { display: none; }
}
@media (max-width: 480px) {
  .pre-header__right a { display: none; }
  .pre-header__right:after { content: "报名通道"; color: #fff; font-size: 12px; border: 1px solid rgba(255,255,255,.5); border-radius: 30px; padding: 2px 10px; }
}

/* roulang page: article */
:root {
        --color-primary: #157a4d;
        --color-primary-dark: #0f5b39;
        --color-secondary: #c7ff44;
        --color-ink: #13211a;
        --color-body-bg: #f7f6f1;
        --color-surface: #ffffff;
        --color-surface-tint: #e9f2ea;
        --color-border: #d8ddd6;
        --color-muted: #6f7d75;
        --radius-main: 10px;
        --shadow-card: 0 8px 24px rgba(21, 122, 77, .08);
        --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
        --font-num: 'Inter', 'Arial', sans-serif;
    }

    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-cn);
        background: var(--color-body-bg);
        color: var(--color-ink);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
        font-size: 16px;
    }

    a {
        color: inherit;
        text-decoration: none;
        transition: color .2s ease;
    }

    img {
        max-width: 100%;
        display: block;
    }

    ul,
    ol {
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .container-site {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 20px;
    }

    .site-header {
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        position: relative;
        z-index: 30;
    }

    .pre-header {
        background: var(--color-ink);
        color: #dce6de;
        height: 36px;
        display: flex;
        align-items: center;
    }

    .pre-header__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        gap: 16px;
    }

    .pre-header__left {
        font-size: 12px;
        display: flex;
        align-items: center;
        gap: 8px;
        white-space: nowrap;
        overflow: hidden;
    }

    .status-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--color-secondary);
        box-shadow: 0 0 0 3px rgba(199, 255, 68, .2);
        flex: none;
    }

    .pre-header__right {
        display: flex;
        align-items: center;
        gap: 18px;
        font-size: 12px;
    }

    .pre-header__right a {
        color: #dce6de;
        transition: color .2s;
    }

    .pre-header__right a:hover {
        color: var(--color-secondary);
    }

    .header-main {
        background: var(--color-surface);
    }

    .header-main__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 74px;
        gap: 20px;
    }

    .brand {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        flex: none;
    }

    .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: var(--color-primary);
        color: #fff;
        font-family: var(--font-num);
        font-weight: 800;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        letter-spacing: -.5px;
        box-shadow: 0 4px 10px rgba(21, 122, 77, .18);
    }

    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.1;
        white-space: nowrap;
    }

    .brand-name {
        font-weight: 800;
        font-size: 20px;
        letter-spacing: -.2px;
        color: var(--color-ink);
    }

    .brand-sub {
        font-size: 11px;
        color: var(--color-muted);
        margin-top: 3px;
        white-space: nowrap;
    }

    .site-nav__list {
        display: flex;
        gap: 4px;
    }

    .site-nav__list a {
        position: relative;
        padding: 8px 14px;
        font-size: 15px;
        font-weight: 500;
        color: var(--color-ink);
        border-radius: 6px;
        transition: all .2s ease;
    }

    .site-nav__list a::after {
        content: "";
        position: absolute;
        left: 14px;
        right: 14px;
        bottom: 2px;
        height: 2px;
        background: var(--color-primary);
        border-radius: 2px;
        opacity: 0;
        transform: scaleX(.5);
        transition: all .25s ease;
    }

    .site-nav__list a:hover {
        color: var(--color-primary);
        background: rgba(21, 122, 77, .05);
    }

    .site-nav__list a.active {
        color: var(--color-primary);
        font-weight: 600;
    }

    .site-nav__list a.active::after {
        opacity: 1;
        transform: scaleX(1);
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        font-family: var(--font-cn);
        cursor: pointer;
        font-size: 15px;
        font-weight: 600;
        border-radius: 6px;
        transition: all .2s ease;
        white-space: nowrap;
        line-height: 1;
    }

    .btn .arrow {
        transition: transform .2s ease;
    }

    .btn:hover .arrow {
        transform: translateX(4px);
    }

    .btn-primary {
        background: var(--color-primary);
        color: #fff;
        height: 46px;
        padding: 0 22px;
        border: 0;
    }

    .btn-primary:hover {
        background: var(--color-primary-dark);
        box-shadow: 0 8px 18px rgba(21, 122, 77, .2);
    }

    .nav-btn-primary .btn {
        height: 42px;
        padding: 0 18px;
    }

    .nav-toggle {
        display: none;
    }

    .nav-burger {
        display: none;
        flex-direction: column;
        gap: 5px;
        width: 40px;
        height: 40px;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        z-index: 40;
    }

    .nav-burger span {
        display: block;
        width: 20px;
        height: 2px;
        background: var(--color-ink);
        border-radius: 2px;
        transition: all .25s ease;
    }

    .nav-toggle:checked~.site-nav {
        display: block;
    }

    .crumb-bar {
        background: #f0efea;
        border-bottom: 1px solid var(--color-border);
    }

    .crumb-wrap {
        display: flex;
        align-items: center;
        min-height: 40px;
        font-size: 13px;
        color: var(--color-muted);
        gap: 6px;
        flex-wrap: wrap;
        padding: 8px 20px;
    }

    .crumb-wrap a:hover {
        color: var(--color-primary);
    }

    .crumb-sep {
        color: #b1b8b2;
        font-size: 12px;
    }

    .crumb-current {
        color: var(--color-ink);
        font-weight: 500;
        max-width: 360px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .article-mast {
        padding: 56px 0 36px;
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
    }

    .article-mast__inner {
        max-width: 960px;
        margin: 0 auto;
        text-align: center;
    }

    .article-tagline {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--color-surface-tint);
        border-radius: 999px;
        padding: 6px 16px;
        font-size: 13px;
        color: var(--color-primary-dark);
        font-weight: 600;
    }

    .article-tagline i {
        color: var(--color-primary);
        font-size: 12px;
    }

    .article-mast h1 {
        font-size: 38px;
        line-height: 1.3;
        font-weight: 800;
        letter-spacing: -.5px;
        margin: 20px auto 16px;
        max-width: 880px;
    }

    .article-meta-line {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
        color: var(--color-muted);
        font-size: 14px;
        flex-wrap: wrap;
    }

    .meta-sep {
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: #c5ccc7;
    }

    .meta-dot {
        display: inline-block;
    }

    .article-mast__image {
        margin: 36px auto 0;
        max-width: 960px;
        border-radius: 18px;
        overflow: hidden;
        box-shadow: 0 20px 50px rgba(21, 122, 77, .12);
        position: relative;
        aspect-ratio: 21 / 8;
    }

    .article-mast__image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .article-mast__image::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(90deg, rgba(15, 91, 57, .18), transparent 45%, rgba(15, 91, 57, .05));
    }

    .article-main {
        padding: 56px 0 64px;
    }

    .article-body {
        max-width: 760px;
        margin: 0 auto;
    }

    .article-prose {
        font-size: 16px;
        color: #243028;
        line-height: 2;
        overflow-wrap: break-word;
    }

    .article-prose p {
        margin-bottom: 22px;
    }

    .article-prose h2 {
        font-size: 24px;
        font-weight: 700;
        line-height: 1.4;
        margin: 44px 0 18px;
        position: relative;
        padding-left: 16px;
        color: var(--color-ink);
    }

    .article-prose h2::before {
        content: "";
        position: absolute;
        left: 0;
        top: 8px;
        width: 6px;
        height: 20px;
        border-radius: 6px;
        background: var(--color-secondary);
    }

    .article-prose h3 {
        font-size: 20px;
        font-weight: 700;
        margin: 34px 0 14px;
        color: var(--color-ink);
    }

    .article-prose img {
        border-radius: 12px;
        margin: 26px 0;
        box-shadow: 0 8px 30px rgba(19, 51, 30, .1);
    }

    .article-prose ul,
    .article-prose ol {
        margin: 0 0 24px;
        padding-left: 8px;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .article-prose li {
        position: relative;
        padding-left: 22px;
    }

    .article-prose li::before {
        content: "";
        position: absolute;
        left: 2px;
        top: 13px;
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--color-primary);
        opacity: .7;
    }

    .article-prose blockquote {
        border-left: 4px solid var(--color-secondary);
        background: var(--color-surface-tint);
        padding: 18px 24px 6px;
        border-radius: 0 12px 12px 0;
        margin: 28px 0;
        color: #314037;
        font-size: 15px;
    }

    .article-prose blockquote p:last-child {
        margin-bottom: 12px;
    }

    .article-prose table {
        width: 100%;
        border-collapse: collapse;
        margin: 30px 0;
        font-size: 14px;
        background: #fff;
        border-radius: 10px;
        overflow: hidden;
    }

    .article-prose table th,
    .article-prose table td {
        border: 1px solid var(--color-border);
        padding: 12px 14px;
        text-align: left;
    }

    .article-prose table th {
        background: var(--color-surface-tint);
        color: var(--color-primary-dark);
        font-weight: 600;
    }

    .article-widgets {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-top: 48px;
        padding-top: 22px;
        border-top: 1px solid var(--color-border);
        gap: 16px;
        flex-wrap: wrap;
    }

    .article-share {
        display: flex;
        align-items: center;
        gap: 12px;
        color: var(--color-muted);
        font-size: 14px;
    }

    .share-list {
        display: flex;
        gap: 6px;
    }

    .share-list a {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: #f0f0ee;
        color: #454f49;
        font-size: 13px;
        transition: all .2s ease;
    }

    .share-list a:hover {
        background: var(--color-primary);
        color: #fff;
        transform: translateY(-2px);
    }

    .back-link {
        font-size: 14px;
        color: var(--color-muted);
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: color .2s;
    }

    .back-link:hover {
        color: var(--color-primary);
    }

    .article-empty {
        background: var(--color-surface);
        border: 1px dashed var(--color-border);
        border-radius: 16px;
        padding: 70px 20px;
        text-align: center;
        color: var(--color-muted);
        max-width: 760px;
        margin: 0 auto;
    }

    .article-empty .empty-icon {
        font-size: 44px;
        color: #bdc8c0;
        margin-bottom: 16px;
    }

    .article-empty h2 {
        font-size: 22px;
        font-weight: 700;
        color: var(--color-ink);
        margin-bottom: 8px;
    }

    .article-empty p {
        font-size: 14px;
        margin-bottom: 22px;
        color: var(--color-muted);
    }

    .service-section {
        padding: 64px 0 20px;
        background: var(--color-surface);
        border-top: 1px solid var(--color-border);
    }

    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 20px;
        margin-bottom: 32px;
        flex-wrap: wrap;
    }

    .section-head .sub-line {
        font-size: 14px;
        color: var(--color-muted);
        margin-top: 6px;
    }

    .sec-title {
        font-size: 26px;
        font-weight: 700;
        line-height: 1.4;
        position: relative;
        padding-left: 14px;
    }

    .sec-title::before {
        content: "";
        position: absolute;
        left: 0;
        top: 5px;
        width: 6px;
        height: 100%;
        background: var(--color-secondary);
        border-radius: 6px;
    }

    .more-link {
        color: var(--color-primary);
        font-size: 14px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .more-link i {
        font-size: 12px;
    }

    .service-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 26px;
    }

    .service-card {
        background: #fcfcf9;
        border-radius: 14px;
        border-bottom: 2px solid var(--color-border);
        overflow: hidden;
        transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }

    .service-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card);
        border-bottom-color: var(--color-primary);
    }

    .service-card__img {
        aspect-ratio: 16 / 9;
        overflow: hidden;
        position: relative;
        background: var(--color-surface-tint);
    }

    .service-card__img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .4s ease, filter .4s ease;
    }

    .service-card:hover .service-card__img img {
        transform: scale(1.03);
        filter: saturate(1.05);
    }

    .service-card__img::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 60%, rgba(15, 91, 57, .35));
        pointer-events: none;
    }

    .service-card__body {
        padding: 20px 22px 24px;
    }

    .service-card__body h3 {
        font-size: 17px;
        font-weight: 700;
        margin-bottom: 8px;
        color: var(--color-ink);
    }

    .service-card__body p {
        font-size: 14px;
        color: var(--color-muted);
        line-height: 1.7;
    }

    .service-card__link {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        font-size: 14px;
        font-weight: 600;
        color: var(--color-primary);
        margin-top: 14px;
    }

    .service-card__link i {
        font-size: 12px;
        transition: transform .2s;
    }

    .service-card__link:hover i {
        transform: translateX(4px);
    }

    .article-guide-cta {
        background: var(--color-ink);
        border-radius: 18px;
        margin: 60px auto 0;
        max-width: 960px;
        padding: 48px 56px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 30px;
        color: #fff;
        flex-wrap: wrap;
    }

    .article-guide-cta h3 {
        font-size: 24px;
        font-weight: 700;
        line-height: 1.4;
        margin-bottom: 8px;
    }

    .article-guide-cta p {
        font-size: 14px;
        color: #bed0c6;
        line-height: 1.7;
    }

    .cta-action {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-wrap: wrap;
    }

    .btn-light {
        background: var(--color-secondary);
        color: #102015;
        font-weight: 700;
        height: 46px;
        padding: 0 24px;
        border: 0;
        font-size: 15px;
    }

    .btn-light:hover {
        background: #fff;
        color: var(--color-primary-dark);
    }

    .btn-outline-light {
        background: transparent;
        border: 1px solid rgba(255, 255, 255, .3);
        color: #fff;
        height: 46px;
        padding: 0 20px;
    }

    .btn-outline-light:hover {
        border-color: var(--color-secondary);
        color: var(--color-secondary);
    }

    .cta-band {
        background: var(--color-primary-dark);
        padding: 52px 0;
        margin-top: 60px;
        position: relative;
        overflow: hidden;
    }

    .cta-band::after {
        content: "01 / 02";
        position: absolute;
        right: -20px;
        bottom: -40px;
        font-family: var(--font-num);
        font-size: 180px;
        font-weight: 800;
        color: rgba(255, 255, 255, .06);
        pointer-events: none;
        letter-spacing: -6px;
    }

    .cta-band__inner {
        position: relative;
        z-index: 2;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 40px;
        flex-wrap: wrap;
        text-align: center;
    }

    .cta-band h2 {
        color: #fff;
        font-size: 28px;
        font-weight: 700;
        margin-bottom: 6px;
    }

    .cta-band p {
        color: #c3d9cd;
        font-size: 14px;
    }

    .cta-band .btn-light {
        flex: none;
    }

    .site-footer {
        background: #eef1ea;
        border-top: 1px solid var(--color-border);
    }

    .footer-main {
        display: grid;
        grid-template-columns: 1.5fr .8fr .9fr 1fr;
        gap: 40px;
        padding: 52px 20px 32px;
    }

    .footer-brand .brand {
        margin-bottom: 14px;
    }

    .footer-brand p {
        font-size: 13px;
        color: var(--color-muted);
        max-width: 300px;
        line-height: 1.8;
        margin: 14px 0 0;
    }

    .footer-h {
        font-size: 15px;
        font-weight: 700;
        margin-bottom: 14px;
        color: var(--color-ink);
    }

    .footer-col ul {
        display: flex;
        flex-direction: column;
        gap: 9px;
    }

    .footer-col li {
        font-size: 14px;
        color: var(--color-muted);
    }

    .footer-col a:hover {
        color: var(--color-primary);
    }

    .footer-contact p {
        font-size: 14px;
        margin-bottom: 10px;
        color: var(--color-muted);
        display: flex;
        gap: 8px;
        align-items: flex-start;
    }

    .footer-contact svg {
        flex: none;
        margin-top: 4px;
        color: var(--color-primary);
    }

    .footer-bottom {
        border-top: 1px solid var(--color-border);
        background: #e8ebe4;
    }

    .footer-bottom__inner {
        min-height: 48px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        padding: 12px 20px;
        flex-wrap: wrap;
        color: #767d78;
        font-size: 12px;
    }

    .footer-bottom__inner p {
        white-space: nowrap;
    }

    @media (max-width: 1024px) {
        .article-mast h1 {
            font-size: 32px;
        }

        .footer-main {
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
    }

    @media (max-width: 920px) {
        .site-nav {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            width: 280px;
            padding: 90px 20px 30px;
            box-shadow: -20px 0 60px rgba(19, 51, 30, .12);
            transform: translateX(100%);
            transition: transform .3s ease;
            z-index: 39;
        }

        .nav-toggle:checked~.site-nav {
            transform: translateX(0);
            display: block;
        }

        .site-nav__list {
            flex-direction: column;
            gap: 8px;
        }

        .site-nav__list a {
            display: block;
            padding: 12px 14px;
            border-radius: 8px;
            font-size: 16px;
        }

        .site-nav__list a::after {
            position: static;
            opacity: 0;
            transform: none;
        }

        .nav-toggle:checked~.nav-burger span:nth-child(1) {
            transform: translate(4px, 6px) rotate(45deg);
        }

        .nav-toggle:checked~.nav-burger span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle:checked~.nav-burger span:nth-child(3) {
            transform: translate(4px, -6px) rotate(-45deg);
        }

        .nav-burger {
            display: flex;
        }

        .nav-btn-primary {
            display: none;
        }
    }

    @media (max-width: 720px) {
        .container-site {
            padding: 0 16px;
        }

        .crumb-bar .container-site {
            padding: 0 16px;
        }

        .article-mast {
            padding: 38px 0 24px;
        }

        .article-mast h1 {
            font-size: 28px;
            margin-top: 16px;
            line-height: 1.35;
        }

        .article-meta-line {
            font-size: 13px;
            gap: 8px;
        }

        .article-main {
            padding: 38px 0 44px;
        }

        .article-prose {
            font-size: 15px;
        }

        .article-prose h2 {
            font-size: 21px;
            margin-top: 36px;
        }

        .service-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .cta-band h2 {
            font-size: 22px;
        }

        .article-guide-cta {
            padding: 32px 24px;
            margin-top: 40px;
        }

        .footer-main {
            grid-template-columns: 1fr;
            padding-top: 40px;
        }

        .footer-bottom__inner {
            flex-direction: column;
            align-items: flex-start;
        }

        .brand-name {
            font-size: 18px;
        }
    }

    @media (max-width: 480px) {
        .pre-header__inner {
            gap: 8px;
        }

        .pre-header__right a:nth-child(1),
        .pre-header__right a:nth-child(2) {
            display: none;
        }

        .article-mast h1 {
            font-size: 24px;
        }

        .sec-title {
            font-size: 21px;
        }

        .footer-bottom__inner p {
            white-space: normal;
        }
    }

/* roulang page: category2 */
:root {
    --color-primary: #157a4d;
    --color-primary-dark: #0f5b39;
    --color-secondary: #c7ff44;
    --color-ink: #13211a;
    --color-body-bg: #f7f6f1;
    --color-surface: #ffffff;
    --color-surface-tint: #e9f2ea;
    --color-border: #d8ddd6;
    --color-muted: #6f7d75;
    --radius-lg: 16px;
    --radius-md: 10px;
    --shadow-md: 0 10px 30px rgba(19, 51, 30, 0.06);
    --shadow-hover: 0 8px 24px rgba(21, 102, 62, 0.08);
    --font-sans: Inter, Arial, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  }

  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    font-family: var(--font-sans);
    background: var(--color-body-bg);
    color: var(--color-ink);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }
  a { color: inherit; text-decoration: none; transition: color .22s ease, transform .22s ease, background .22s ease; }
  img { max-width: 100%; display: block; }
  ul, ol { list-style: none; margin: 0; padding: 0; }
  p { margin: 0; }
  button, input, textarea { font: inherit; }
  time { font-variant-numeric: tabular-nums; }

  .container-site {
    width: min(1200px, 100% - 40px);
    margin-inline: auto;
  }

  /* 公共按钮 */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    line-height: 1;
    height: 46px;
    padding: 0 22px;
    cursor: default;
    transition: all .22s ease;
    border: 1px solid transparent;
    white-space: nowrap;
  }
  .btn-primary { background: var(--color-primary); color: #fff; }
  .btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(15, 91, 57, .2); }
  .btn-primary .arrow { transition: transform .2s ease; }
  .btn-primary:hover .arrow { transform: translateX(4px); }
  .btn-outline { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border); }
  .btn-outline:hover { background: var(--color-surface-tint); border-color: var(--color-primary); transform: translateY(-2px); }
  .btn-secondary { background: var(--color-secondary); color: var(--color-ink); border-color: transparent; }
  .btn-secondary:hover { background: #fff; color: var(--color-primary-dark); transform: translateY(-2px); }
  .btn-light { background: var(--color-surface); color: var(--color-primary-dark); }
  .btn-light:hover { background: var(--color-secondary); transform: translateY(-2px); }

  .arrow { font-weight: 700; }

  /* 顶部信息条 */
  .pre-header { background: var(--color-ink); color: rgba(255, 255, 255, .9); }
  .pre-header__inner { display: flex; min-height: 36px; align-items: center; justify-content: space-between; gap: 16px; }
  .pre-header__left { display: flex; align-items: center; gap: 12px; font-size: 12px; color: rgba(255, 255, 255, .72); }
  .status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-secondary); box-shadow: 0 0 0 3px rgba(199, 255, 68, .14); }
  .pre-header__right { display: flex; align-items: center; gap: 18px; font-size: 13px; }
  .pre-header__right a { color: rgba(255, 255, 255, .82); }
  .pre-header__right a:hover { color: var(--color-secondary); }

  /* 主导航 */
  .header-main { background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
  .header-main__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 82px; position: relative; }
  .brand { display: inline-flex; align-items: center; gap: 12px; }
  .brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 46px; height: 46px; border-radius: 10px; flex: 0 0 auto;
    background: var(--color-primary); color: #fff;
    font-family: Inter, Arial, sans-serif;
    font-weight: 800; font-size: 18px; letter-spacing: -.5px;
    box-shadow: 0 6px 18px rgba(21, 122, 77, .18);
  }
  .brand-text { display: flex; flex-direction: column; line-height: 1.2; }
  .brand-name { font-size: 21px; font-weight: 800; color: var(--color-ink); letter-spacing: -.3px; }
  .brand-sub { font-size: 11px; color: var(--color-muted); margin-top: 3px; }
  .site-nav__list { display: flex; align-items: center; gap: 6px; }
  .site-nav__list a {
    display: inline-flex; align-items: center; justify-content: center;
    position: relative; height: 82px; padding: 0 18px;
    font-weight: 500; color: var(--color-ink); font-size: 16px;
  }
  .site-nav__list a:hover { color: var(--color-primary); }
  .site-nav__list a.active { color: var(--color-primary); font-weight: 600; }
  .site-nav__list a.active::before {
    content: ''; position: absolute; left: 14px; right: 14px; bottom: 0; height: 3px;
    background: var(--color-primary); border-radius: 999px 999px 0 0;
  }
  .nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
  .nav-burger { display: none; flex-direction: column; gap: 5px; width: 44px; height: 44px; border-radius: 6px; background: transparent; align-items: center; justify-content: center; cursor: pointer; }
  .nav-burger span { width: 22px; height: 2px; background: var(--color-ink); border-radius: 2px; }
  .nav-btn-primary.btn { background: transparent; padding: 0; box-shadow: none; }
  .nav-btn-primary a { display: inline-flex; white-space: nowrap; }

  /* 页脚 */
  .site-footer { background: #eef1ea; border-top: 1px solid var(--color-border); }
  .footer-main {
    display: grid; grid-template-columns: minmax(0, 2fr) minmax(180px, 1fr) minmax(200px, 1.2fr) minmax(220px, 1.3fr);
    gap: 46px; padding-top: 64px; padding-bottom: 54px;
  }
  .footer-brand p { margin-top: 17px; color: var(--color-muted); font-size: 14px; line-height: 1.9; max-width: 320px; }
  .footer-col h3 { font-size: 16px; color: var(--color-ink); font-weight: 700; margin: 0 0 20px; padding-top: 6px; }
  .footer-col ul li { color: var(--color-muted); font-size: 14px; padding: 7px 0; }
  .footer-col ul li a { color: var(--color-muted); }
  .footer-col ul li a:hover { color: var(--color-primary); }
  .footer-contact p { display: flex; align-items: flex-start; gap: 8px; color: var(--color-muted); font-size: 14px; margin-bottom: 10px; }
  .footer-contact svg { flex: 0 0 auto; margin-top: 4px; color: var(--color-primary); }
  .footer-bottom { border-top: 1px solid rgba(15, 91, 57, .12); min-height: 48px; display: flex; align-items: center; }
  .footer-bottom__inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 48px; }
  .footer-bottom__inner p { color: var(--color-muted); font-size: 12px; }
  .footer-bottom__inner a { color: var(--color-muted); }
  .footer-bottom__inner a:hover { color: var(--color-primary); }

  /* 页面主横幅 */
  .page-hero {
    background-color: var(--color-body-bg);
    background-image: radial-gradient(circle at 1px 1px, rgba(21, 122, 77, .06) 1px, transparent 0);
    background-size: 24px 24px;
    border-bottom: 1px solid var(--color-border);
    padding-top: 44px;
    padding-bottom: 60px;
  }
  .page-hero__inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, 440px); gap: 56px; align-items: center; }
  .crumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--color-muted); margin-bottom: 22px; }
  .crumb a:hover { color: var(--color-primary); }
  .crumb .crumb-sep { opacity: .45; }
  .crumb .crumb-current { color: var(--color-primary); font-weight: 600; }
  .hero-pill { display: inline-flex; align-items: center; gap: 8px; border-radius: 999px; background: #e4f3e8; border: 1px solid rgba(21, 122, 77, .12); color: var(--color-primary); padding: 4px 14px; font-size: 13px; font-weight: 600; }
  .page-hero__title { font-size: clamp(34px, 3.6vw, 46px); line-height: 1.2; letter-spacing: -1px; margin: 18px 0 16px; font-weight: 800; }
  .page-hero__title .h1-strong { color: var(--color-primary); }
  .page-hero__lead { font-size: 16px; color: var(--color-muted); line-height: 1.9; max-width: 560px; }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
  .hero-trust { display: flex; flex-wrap: wrap; gap: 14px 28px; margin-top: 32px; }
  .hero-trust li { display: flex; align-items: center; gap: 8px; color: var(--color-ink); font-size: 14px; font-weight: 500; }
  .hero-trust li svg { width: 18px; height: 18px; color: var(--color-primary); flex: 0 0 auto; }
  .page-hero__visual { position: relative; }
  .hero-visual-wrap { position: relative; transform: rotate(2deg); border-radius: 22px; }
  .hero-visual-wrap::before { content: ''; position: absolute; inset: 18px -18px -18px 18px; background: rgba(199, 255, 68, .34); border-radius: 22px; z-index: 0; }
  .hero-visual-wrap::after { content: ''; position: absolute; inset: -12px 38px 24px -24px; border: 1px dashed rgba(21, 122, 77, .28); border-radius: 22px; z-index: 0; }
  .hero-visual-wrap img { position: relative; z-index: 1; width: 100%; height: 380px; object-fit: cover; border-radius: 20px; box-shadow: 0 20px 50px rgba(19, 51, 30, .16); }

  /* 通用区块 */
  .section { padding-top: 80px; padding-bottom: 80px; }
  .section-white { background: var(--color-surface); }
  .section-tint { background: #f1f5ee; }
  .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 44px; }
  .section-tag { display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; background: #e3f3e8; color: var(--color-primary); font-size: 13px; font-weight: 600; padding: 5px 14px; border: 1px solid rgba(21, 122, 77, .1); }
  .section-title { font-size: clamp(25px, 2.8vw, 33px); font-weight: 800; line-height: 1.3; margin: 15px 0 10px; padding-left: 17px; position: relative; }
  .section-title::before { content: ''; position: absolute; left: 0; top: 6px; width: 7px; height: 28px; background: var(--color-primary); border-radius: 4px; }
  .section-sub { color: var(--color-muted); font-size: 15px; line-height: 1.9; max-width: 620px; }
  .section-more { color: var(--color-primary); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; padding: 8px 0; }
  .section-more:hover { color: var(--color-primary-dark); gap: 10px; }

  /* 最新动态 */
  .dyn-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 24px; }
  .dyn-featured { grid-column: span 7; }
  .dyn-feature-card { position: relative; display: flex; border-radius: 16px; overflow: hidden; min-height: 430px; background: #fff; box-shadow: var(--shadow-md); transition: transform .25s ease, box-shadow .25s ease; }
  .dyn-feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
  .dyn-feature-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
  .dyn-feature-card:hover img { transform: scale(1.03); }
  .dyn-feature-card__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(19, 33, 26, .05) 10%, rgba(13, 24, 18, .86) 90%); }
  .dyn-feature-card__body { position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 30px 28px; color: #fff; }
  .dyn-feature-card__meta { display: flex; align-items: center; gap: 12px; font-size: 13px; color: rgba(255, 255, 255, .78); }
  .dyn-feature-card__body h3 { font-size: 24px; line-height: 1.45; font-weight: 800; margin: 13px 0 8px; max-width: 560px; color: #fff; }
  .dyn-feature-card__desc { font-size: 15px; max-width: 540px; color: rgba(255, 255, 255, .82); line-height: 1.75; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .dyn-feature-card__link { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; color: var(--color-secondary); font-size: 14px; font-weight: 700; }
  .dyn-rail { grid-column: span 5; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
  .dyn-rail-card {
    background: var(--color-surface); border-radius: 14px; padding: 20px 18px;
    border-top: 2px solid rgba(21, 122, 77, .18);
    box-shadow: 0 6px 14px rgba(21, 51, 30, .04);
    transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  }
  .dyn-rail-card:hover { transform: translateY(-4px); border-top-color: var(--color-primary); box-shadow: var(--shadow-hover); }
  .dyn-rail-card__tag { display: inline-flex; align-items: center; font-size: 12px; color: var(--color-primary); background: #edf7f1; border-radius: 999px; padding: 3px 10px; font-weight: 600; }
  .dyn-rail-card time { display: block; margin-top: 13px; color: var(--color-muted); font-size: 12px; }
  .dyn-rail-card h3 { font-size: 17px; line-height: 1.55; font-weight: 700; margin: 8px 0 7px; }
  .dyn-rail-card p { color: var(--color-muted); font-size: 13px; line-height: 1.8; }

  /* 关键节点 */
  .flow-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
  .flow-card {
    background: var(--color-surface); border-radius: 16px; padding: 28px 24px;
    position: relative; overflow: hidden; box-shadow: 0 8px 22px rgba(21, 51, 30, .04);
    transition: transform .25s ease, box-shadow .25s ease;
  }
  .flow-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
  .flow-card__num { position: absolute; right: 16px; top: 14px; font-size: 60px; line-height: 1; font-weight: 800; color: rgba(21, 122, 77, .08); transition: color .2s ease, transform .2s ease; }
  .flow-card:hover .flow-card__num { color: var(--color-secondary); }
  .flow-card__icon { width: 45px; height: 45px; border-radius: 12px; background: var(--color-surface-tint); color: var(--color-primary); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
  .flow-card h3 { font-size: 19px; font-weight: 700; margin: 0 0 10px; }
  .flow-card p { color: var(--color-muted); font-size: 14px; line-height: 1.85; }

  /* 图墙 */
  .mosaic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-template-rows: 170px 170px;
    gap: 18px;
  }
  .visual-card { position: relative; border-radius: 16px; overflow: hidden; background: var(--color-surface-tint); }
  .visual-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
  .visual-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(6, 17, 11, .66) 0%, transparent 60%); transition: background .3s ease; }
  .visual-card:hover::after { background: linear-gradient(to top, rgba(21, 122, 77, .45) 0%, transparent 60%); }
  .visual-card:hover img { transform: scale(1.05); }
  .visual-card figcaption { position: absolute; left: 18px; right: 18px; bottom: 14px; color: #fff; font-weight: 600; font-size: 14px; z-index: 2; }
  .visual-card .cap-time { display: block; color: rgba(255, 255, 255, .72); font-size: 12px; font-weight: 400; margin-top: 3px; }
  .mosaic-a { grid-column: span 2; }

  /* 时间轴 */
  .timeline-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(260px, .85fr); gap: 46px; align-items: start; }
  .timeline { position: relative; padding-left: 30px; }
  .timeline::before { content: ''; position: absolute; left: 5px; top: 6px; bottom: 6px; width: 1px; background: #d0dcd2; }
  .timeline li { position: relative; padding-bottom: 38px; }
  .timeline li:last-child { padding-bottom: 0; }
  .timeline li::before {
    content: ''; position: absolute; left: -31px; top: 7px; width: 12px; height: 12px;
    background: var(--color-surface); border: 3px solid var(--color-primary);
    border-radius: 50%; box-shadow: 0 0 0 4px rgba(21, 122, 77, .1);
  }
  .tl-year { display: inline-flex; font-size: 13px; font-weight: 700; color: var(--color-primary); background: #e5f2e8; border-radius: 6px; padding: 3px 10px; }
  .timeline h3 { font-size: 20px; font-weight: 800; margin: 12px 0 7px; }
  .timeline p { color: var(--color-muted); font-size: 14px; line-height: 1.8; max-width: 600px; }
  .metrics { display: grid; gap: 14px; }
  .metric-card { background: var(--color-surface); border-radius: 14px; padding: 22px; display: flex; align-items: center; gap: 16px; box-shadow: 0 8px 20px rgba(21, 51, 30, .04); }
  .metric-card strong { font-size: 30px; font-weight: 800; color: var(--color-primary); font-family: Inter, Arial, sans-serif; letter-spacing: -1px; width: 96px; flex: 0 0 auto; }
  .metric-card span { color: var(--color-muted); font-size: 13px; line-height: 1.6; }

  /* FAQ */
  .faq-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.6fr); gap: 40px; align-items: start; }
  .faq-intro { padding-top: 6px; }
  .faq-intro .section-tag { margin-bottom: 16px; }
  .faq-intro h2 { margin: 0 0 12px; }
  .faq-intro p { color: var(--color-muted); font-size: 15px; }
  .faq-list { border-top: 1px solid var(--color-border); }
  details.faq-item { border-bottom: 1px solid var(--color-border); padding: 0 16px; border-radius: 8px; }
  details.faq-item[open] { background: #f3f7f1; border-radius: 10px; margin-block: 0; }
  .faq-q { cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 18px; font-size: 16px; font-weight: 700; padding: 20px 0; color: var(--color-ink); }
  .faq-q::-webkit-details-marker { display: none; }
  .faq-q::after { content: '+'; font-size: 26px; line-height: 1; color: var(--color-primary); font-weight: 400; transition: transform .2s ease, content .2s ease; }
  details[open] .faq-q::after { content: '–'; }
  .faq-a { padding: 0 28px 22px 0; color: var(--color-muted); font-size: 15px; line-height: 1.9; }

  /* CTA */
  .cta-band {
    background: var(--color-primary-dark);
    background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .05) 1px, transparent 0);
    background-size: 26px 26px;
    color: #fff;
    position: relative;
    overflow: hidden;
  }
  .cta-band::before { content: '01/ 02/ 03'; position: absolute; right: 3%; top: 50%; transform: translateY(-48%); font-size: 180px; font-weight: 800; color: rgba(255, 255, 255, .035); letter-spacing: -5px; line-height: 1; white-space: nowrap; }
  .cta-inner { position: relative; z-index: 3; max-width: 780px; margin-inline: auto; text-align: center; padding: 76px 16px; }
  .cta-inner h2 { font-size: clamp(27px, 3.4vw, 38px); font-weight: 800; line-height: 1.35; margin: 0 0 14px; color: #fff; }
  .cta-inner p { color: rgba(255, 255, 255, .78); font-size: 16px; line-height: 1.8; }
  .cta-indicators { display: flex; justify-content: center; gap: 18px 28px; flex-wrap: wrap; margin-top: 25px; font-size: 13px; color: rgba(255, 255, 255, .62); }
  .cta-indicators span { display: flex; align-items: center; gap: 6px; }
  .cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; margin-top: 30px; }

  /* 响应式 */
  @media (max-width: 1100px) {
    .dyn-featured { grid-column: span 7; }
    .dyn-rail { grid-column: span 5; }
    .flow-grid { grid-template-columns: repeat(2, 1fr); }
    .timeline-grid { grid-template-columns: 1fr; }
    .mosaic-grid { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 150px; grid-template-rows: auto; }
  }

  @media (max-width: 1024px) {
    .nav-burger { display: flex; }
    .site-nav {
      position: absolute; right: 0; left: 0; top: calc(100% + 7px); z-index: 80;
      background: var(--color-surface); display: none;
      border: 1px solid var(--color-border); border-radius: 12px;
      box-shadow: var(--shadow-hover); overflow: hidden;
    }
    .nav-toggle:checked ~ .site-nav { display: block; }
    .site-nav__list { flex-direction: column; gap: 0; padding: 10px; }
    .site-nav__list a { display: block; height: auto; padding: 13px 16px; border-radius: 8px; width: 100%; font-size: 15px; }
    .site-nav__list a:hover { background: var(--color-surface-tint); }
    .site-nav__list a.active::before { display: none; }
    .site-nav__list a.active { background: #e8f3ea; }
    .nav-btn-primary { display: none; }
    .page-hero__inner { grid-template-columns: 1fr; gap: 46px; }
    .hero-visual-wrap { max-width: 640px; margin-inline: auto; }
    .section { padding: 56px 0; }
    .dyn-grid { grid-template-columns: 1fr; }
    .dyn-featured, .dyn-rail { grid-column: auto; }
    .dyn-rail { margin-top: 24px; }
    .faq-grid { grid-template-columns: 1fr; gap: 24px; }
  }

  @media (max-width: 768px) {
    .container-site { width: calc(100% - 32px); }
    .pre-header__inner { font-size: 12px; }
    .pre-header__right { display: none; }
    .footer-main { grid-template-columns: 1fr 1fr; gap: 30px; padding-top: 50px; }
    .mosaic-grid { grid-template-columns: repeat(2, 1fr); }
    .mosaic-a { grid-column: span 1; }
    .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .section-sub { max-width: 100%; }
  }

  @media (max-width: 560px) {
    .section { padding: 44px 0; }
    .page-hero { padding-top: 30px; padding-bottom: 46px; }
    .page-hero__title { font-size: 32px; }
    .page-hero__lead { font-size: 15px; }
    .hero-actions .btn { width: 100%; }
    .flow-grid { grid-template-columns: 1fr; }
    .dyn-rail { grid-template-columns: 1fr; }
    .dyn-feature-card { min-height: 390px; }
    .dyn-feature-card__body h3 { font-size: 20px; }
    .footer-main { grid-template-columns: 1fr; }
    .metrics { grid-template-columns: 1fr; }
    .cta-actions .btn { width: 100%; }
    .faq-a { padding-right: 0; }
    .footer-bottom__inner { flex-direction: column; justify-content: center; padding-block: 10px; }
    .brand-name { font-size: 18px; }
    .brand-mark { width: 40px; height: 40px; } }

/* roulang page: category3 */
:root{
    --primary:#157a4d;
    --primary-dark:#0f5b39;
    --secondary:#c7ff44;
    --ink:#13211a;
    --muted:#6f7d75;
    --body-bg:#f7f6f1;
    --surface:#ffffff;
    --surface-tint:#e9f2ea;
    --border:#d8ddd6;
    --radius:10px;
    --shadow-card:0 10px 30px rgba(19,51,30,0.06);
    --shadow-hover:0 18px 36px rgba(19,51,30,0.10);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth}
  body{
    font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
    background:var(--body-bg);
    color:var(--ink);
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  ul{list-style:none}
  button,input{font-family:inherit}
  .container-site{
    max-width:1200px;
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
  }
  .container-site--wide{max-width:1360px}
  .section{padding:80px 0}
  .section--tight{padding:56px 0}
  .skew-wrap{position:relative;overflow:hidden}

  /* 顶部信息条 */
  .pre-header{
    background:var(--ink);
    color:rgba(255,255,255,.78);
    height:36px;
    font-size:13px;
  }
  .pre-header__inner{
    height:36px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
  }
  .pre-header__left{display:flex;align-items:center;gap:8px}
  .status-dot{
    width:7px;height:7px;border-radius:99px;
    background:var(--secondary);
    box-shadow:0 0 0 0 rgba(199,255,68,.5);
    animation:dotPulse 1.8s infinite;
  }
  @keyframes dotPulse{
    0%{box-shadow:0 0 0 0 rgba(199,255,68,.45)}
    70%{box-shadow:0 0 0 7px rgba(199,255,68,0)}
    100%{box-shadow:0 0 0 0 rgba(199,255,68,0)}
  }
  .pre-header__right{display:flex;align-items:center;gap:20px}
  .pre-header__right a{transition:color .2s ease;font-size:13px}
  .pre-header__right a:hover{color:var(--secondary)}

  /* 主导航区 */
  .site-header{
    position:sticky;
    top:0;
    z-index:100;
    background:rgba(255,255,255,.965);
    border-bottom:1px solid var(--border);
    box-shadow:0 4px 18px rgba(19,51,30,.03);
  }
  .header-main__inner{
    display:flex;
    align-items:center;
    gap:22px;
    min-height:74px;
    position:relative;
  }
  .brand{
    display:flex;
    align-items:center;
    gap:11px;
    flex-shrink:0;
  }
  .brand-mark{
    display:flex;
    align-items:center;
    justify-content:center;
    width:42px;
    height:42px;
    border-radius:10px;
    background:var(--ink);
    color:var(--secondary);
    font-size:15px;
    font-weight:900;
    letter-spacing:-.4px;
    box-shadow:0 6px 0 var(--primary);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.2}
  .brand-name{
    font-size:20px;
    font-weight:800;
    letter-spacing:-.4px;
  }
  .brand-sub{
    font-size:11px;
    color:var(--muted);
    margin-top:3px;
    letter-spacing:1px;
  }
  .nav-toggle{position:absolute;opacity:0;pointer-events:none}
  .site-nav{margin-left:auto}
  .site-nav__list{
    display:flex;
    align-items:center;
    gap:6px;
  }
  .site-nav a{
    display:inline-flex;
    align-items:center;
    padding:10px 14px;
    color:#35463d;
    font-size:15px;
    border-radius:6px;
    position:relative;
    transition:background .2s,color .2s;
  }
  .site-nav a:hover{color:var(--primary);background:var(--surface-tint)}
  .site-nav a.active{
    color:var(--primary);
    font-weight:700;
    background:var(--surface-tint);
  }
  .site-nav a.active::after{
    content:"";
    position:absolute;
    left:14px;right:14px;bottom:2px;
    height:2px;
    border-radius:3px;
    background:var(--primary);
  }
  .nav-btn-primary{flex-shrink:0}
  .nav-btn-primary .btn{
    min-width:118px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    font-size:14px;
    height:42px;
    padding:0 18px;
    border-radius:8px;
    color:#fff;
    background:var(--primary);
    transition:background .2s,transform .2s;
  }
  .nav-btn-primary .btn:hover{background:var(--primary-dark);transform:translateY(-1px)}
  .nav-btn-primary .btn .arrow{
    font-size:17px;
    transition:transform .2s;
  }
  .nav-btn-primary .btn:hover .arrow{transform:translateX(3px)}
  .nav-burger{
    display:none;
    flex-direction:column;
    justify-content:center;
    gap:5px;
    width:40px;height:40px;
    border-radius:8px;
    border:1px solid var(--border);
    background:#fff;
    cursor:pointer;
    margin-left:auto;
  }
  .nav-burger span{
    width:18px;height:2px;
    background:var(--ink);
    border-radius:2px;
    margin:0 auto;
    transition:transform .2s,opacity .2s;
  }

  /* 通用按钮 / 徽章 */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:9px;
    height:46px;
    padding:0 24px;
    border-radius:8px;
    font-size:15px;
    font-weight:600;
    line-height:1;
    cursor:pointer;
    border:1px solid transparent;
    transition:background .2s,color .2s,border .2s,transform .2s,box-shadow .2s;
    white-space:nowrap;
  }
  .btn-primary{
    background:var(--primary);
    color:#fff;
    box-shadow:0 10px 20px rgba(21,122,77,.16);
  }
  .btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px)}
  .btn-primary .arrow{font-size:18px;transition:transform .2s}
  .btn-primary:hover .arrow{transform:translateX(4px)}
  .btn-secondary{
    background:var(--secondary);
    color:var(--ink);
  }
  .btn-secondary:hover{background:#d7ff60;transform:translateY(-2px)}
  .btn-outline{
    background:transparent;
    border-color:var(--border);
    color:var(--ink);
  }
  .btn-outline:hover{background:var(--surface-tint)}
  .badge-pill{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:6px 14px;
    border-radius:99px;
    background:#e0f5e0;
    color:var(--primary-dark);
    font-size:12px;
    letter-spacing:.4px;
  }
  .badge-pill--light{
    background:rgba(255,255,255,.14);
    color:#fff;
    border:1px solid rgba(255,255,255,.2);
  }

  /* 内页 Hero */
  .cat-hero{
    background:var(--surface);
    overflow:hidden;
    position:relative;
    border-bottom:1px solid var(--border);
  }
  .cat-hero::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:
      radial-gradient(rgba(19,51,30,.08) 1px,transparent 1px);
    background-size:26px 26px;
    opacity:.35;
    pointer-events:none;
  }
  .cat-hero__inner{
    position:relative;
    display:grid;
    grid-template-columns:1fr .86fr;
    gap:64px;
    align-items:center;
    padding-top:56px;
    padding-bottom:60px;
  }
  .cat-breadcrumb{
    display:flex;
    align-items:center;
    gap:9px;
    font-size:13px;
    color:var(--muted);
    margin-bottom:22px;
  }
  .cat-breadcrumb a:hover{color:var(--primary)}
  .cat-breadcrumb .sep{color:#a4aea7}
  .cat-hero__title{
    font-size:44px;
    line-height:1.15;
    font-weight:800;
    letter-spacing:-1px;
    margin:4px 0 18px;
  }
  .cat-hero__title .line-block{display:block}
  .cat-hero__title .highlight{
    background:linear-gradient(transparent 62%, rgba(199,255,68,.75) 62%);
    padding:0 2px;
  }
  .cat-hero__lead{
    color:#4b5b52;
    font-size:16px;
    max-width:520px;
    margin-bottom:28px;
  }
  .cat-hero__actions{display:flex;flex-wrap:wrap;gap:14px}
  .cat-hero__note{
    margin-top:20px;
    font-size:12px;
    color:var(--muted);
  }
  .cat-hero__visual{
    display:flex;
    justify-content:center;
    align-items:center;
    position:relative;
  }
  .cat-hero__imgbox{
    width:min(100%,500px);
    border-radius:18px;
    overflow:hidden;
    position:relative;
    box-shadow:var(--shadow-card);
    border:1px solid rgba(216,221,214,.8);
    background:var(--surface-tint);
  }
  .cat-hero__imgbox::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg,rgba(19,51,30,0),rgba(19,51,30,.08));
  }
  .cat-hero__imgbox img{
    width:100%;
    height:300px;
    object-fit:cover;
    transform:rotate(-1.5deg) scale(1.02);
    transition:transform .4s ease;
  }
  .cat-hero__imgbox:hover img{transform:rotate(0) scale(1.05)}
  .float-card{
    position:absolute;
    left:-26px;
    bottom:42px;
    background:#fff;
    border-radius:14px;
    box-shadow:var(--shadow-card);
    padding:14px 20px;
    border-left:4px solid var(--secondary);
    display:flex;
    align-items:center;
    gap:16px;
  }
  .float-card strong{
    display:block;
    font-size:20px;
    line-height:1.2;
  }
  .float-card span{
    font-size:12px;
    color:var(--muted);
  }

  /* 通用区块标题 */
  .section-heading{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:24px;
    margin-bottom:36px;
  }
  .section-heading h2{
    font-size:32px;
    font-weight:800;
    letter-spacing:-.6px;
    line-height:1.3;
    position:relative;
    padding-left:18px;
  }
  .section-heading h2::before{
    content:"";
    position:absolute;
    left:0;
    top:6px;
    bottom:6px;
    width:7px;
    border-radius:5px;
    background:var(--secondary);
    box-shadow:0 0 0 3px rgba(199,255,68,.18);
  }
  .section-heading p{margin-top:6px;color:var(--muted);font-size:14px}
  .text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--primary);
    font-size:14px;
    font-weight:600;
  }
  .text-link:hover{gap:10px;color:var(--primary-dark)}
  .text-link .arrow{font-size:16px}

  /* 规则快捷入口 */
  .quicknav-section{background:var(--body-bg);padding:64px 0}
  .quicknav-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:18px;
  }
  .quick-card{
    background:var(--surface);
    border-radius:var(--radius);
    padding:22px 22px 20px;
    display:flex;
    gap:16px;
    border-bottom:2px solid var(--border);
    box-shadow:0 6px 18px rgba(19,51,30,.03);
    transition:box-shadow .2s,transform .2s,border-color .2s;
  }
  .quick-card:hover{
    box-shadow:var(--shadow-card);
    transform:translateY(-3px);
    border-bottom-color:var(--primary);
  }
  .quick-card__num{
    font-size:30px;
    font-weight:800;
    color:var(--primary);
    opacity:.22;
    line-height:1;
    min-width:34px;
    letter-spacing:-.5px;
    font-family:"Inter",Arial,sans-serif;
  }
  .quick-card:hover .quick-card__num{opacity:1;color:var(--primary)}
  .quick-card h3{font-size:17px;font-weight:700}
  .quick-card p{font-size:13px;color:var(--muted);line-height:1.7;margin-top:5px}
  .quick-card .go-icon{
    color:var(--primary);
    font-size:18px;
    margin-left:auto;
    align-self:center;
    opacity:0;
    transition:opacity .2s,transform .2s;
  }
  .quick-card:hover .go-icon{opacity:1;transform:translateX(3px)}

  /* 左右锚点规则详情 */
  .rules-area{background:var(--surface);padding:88px 0}
  .rules-layout{
    display:grid;
    grid-template-columns:minmax(250px,292px) 1fr;
    gap:60px;
    align-items:start;
  }
  .rules-toc{
    position:sticky;
    top:104px;
    background:var(--surface-tint);
    border-radius:14px;
    padding:20px;
    border:1px solid var(--border);
  }
  .rules-toc__title{
    font-size:15px;
    font-weight:800;
    padding-bottom:14px;
    border-bottom:1px solid var(--border);
    display:flex;
    align-items:center;
    gap:8px;
  }
  .rules-toc__title::before{
    content:"";
    width:9px;height:9px;
    background:var(--secondary);
    border-radius:2px;
    transform:rotate(45deg);
  }
  .rules-toc ul{margin-top:12px}
  .rules-toc li a{
    display:flex;
    align-items:center;
    gap:10px;
    padding:10px 8px;
    font-size:14px;
    border-radius:7px;
    color:#42534a;
    transition:background .2s,color .2s;
  }
  .rules-toc li a .dot{
    width:5px;height:5px;
    border-radius:99px;
    background:#b3c1b6;
    flex-shrink:0;
  }
  .rules-toc li a:hover{color:var(--primary);background:#fff}
  .rules-toc li a:hover .dot{background:var(--primary)}
  .rules-toc__contact{
    margin-top:18px;
    background:#fff;
    border-radius:10px;
    padding:16px;
    display:flex;
    gap:13px;
    align-items:flex-start;
  }
  .rules-toc__contact svg{flex-shrink:0;color:var(--primary)}
  .rules-toc__contact strong{display:block;font-size:14px}
  .rules-toc__contact span{font-size:12px;color:var(--muted)}
  .rules-content{min-width:0}
  .rule-item{
    border:1px solid var(--border);
    background:#fff;
    border-radius:14px;
    padding:28px 30px 30px;
    margin-bottom:26px;
    box-shadow:0 4px 14px rgba(19,51,30,.02);
    scroll-margin-top:120px;
  }
  .rule-item__top{
    display:flex;
    align-items:center;
    gap:14px;
    margin-bottom:18px;
  }
  .rule-item__top span{
    font-family:"Inter",Arial,sans-serif;
    color:var(--primary);
    background:var(--surface-tint);
    border-radius:6px;
    font-size:13px;
    letter-spacing:.3px;
    font-weight:700;
    padding:4px 8px;
  }
  .rule-item h2{
    font-size:21px;
    font-weight:800;
    letter-spacing:-.3px;
    flex:1;
  }
  .rule-item h2::after{
    content:"";
    display:block;
    height:2px;
    width:38px;
    margin-top:8px;
    border-radius:4px;
    background:var(--secondary);
  }
  .rule-item > p{color:#4b5b52;font-size:14px;margin-bottom:18px}
  .rule-sub{
    font-size:12px;
    letter-spacing:.3px;
    color:var(--muted);
    margin-bottom:10px;
    font-weight:700;
  }
  .mini-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:12px;
  }
  .mini-card{
    background:var(--body-bg);
    border:1px solid var(--border);
    border-radius:9px;
    padding:16px;
  }
  .mini-card h4{font-size:14px;font-weight:800;margin-bottom:6px}
  .mini-card p{font-size:12px;color:var(--muted);line-height:1.7}
  .checklist{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin-top:6px}
  .checklist li{
    display:flex;
    align-items:flex-start;
    gap:9px;
    font-size:14px;
    padding:8px 0;
    border-bottom:1px dashed var(--border);
    color:#33463d;
  }
  .checklist li svg{flex-shrink:0;margin-top:3px;color:var(--primary)}
  .process-card{
    background:var(--ink);
    border-radius:10px;
    color:#fff;
    padding:18px 20px;
  }
  .process-card .process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
  .process-card .process-steps h5{
    color:var(--secondary);
    font-size:11px;
    font-weight:800;
    letter-spacing:1px;
    margin-bottom:2px;
  }
  .process-card .process-steps p{font-size:12px;color:rgba(255,255,255,.72)}
  .refund-table{
    width:100%;
    border-collapse:collapse;
    font-size:13px;
    margin-top:6px;
  }
  .refund-table th{
    text-align:left;
    background:var(--surface-tint);
    padding:10px 12px;
    color:var(--ink);
    font-weight:800;
  }
  .refund-table td{
    padding:10px 12px;
    border-bottom:1px solid var(--border);
    color:#4b5b52;
  }
  .refund-table tr:last-child td{border-bottom:0}

  /* FAQ */
  .faq-area{background:var(--body-bg);padding:80px 0}
  .faq-grid{
    display:grid;
    grid-template-columns:380px 1fr;
    gap:58px;
    align-items:start;
  }
  .faq-intro h2{
    font-size:30px;
    font-weight:800;
    line-height:1.3;
    position:relative;
    padding-top:18px;
    margin-bottom:16px;
  }
  .faq-intro h2::before{
    content:"";
    position:absolute;
    top:0;left:0;
    width:44px;
    height:7px;
    background:var(--secondary);
    border-radius:4px;
  }
  .faq-intro p{color:var(--muted);font-size:14px;max-width:340px}
  .faq-intro .help-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    margin-top:24px;
    color:var(--primary);
    font-weight:600;
    font-size:14px;
  }
  .faq-panels{display:flex;flex-direction:column;gap:12px}
  details.faq-item{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:11px;
    overflow:hidden;
    transition:box-shadow .2s;
  }
  details.faq-item summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    gap:14px;
    padding:18px 20px;
    font-weight:600;
    font-size:15px;
  }
  details.faq-item summary::-webkit-details-marker{display:none}
  details.faq-item summary .faq-count{
    color:var(--primary);
    font-family:"Inter",Arial,sans-serif;
    font-size:12px;
    font-weight:800;
  }
  details.faq-item summary .chevron{
    margin-left:auto;
    width:26px;height:26px;
    border-radius:7px;
    background:var(--surface-tint);
    display:flex;align-items:center;justify-content:center;
    flex-shrink:0;
    transition:transform .2s,background .2s;
  }
  details.faq-item summary .chevron::after{
    content:"";
    width:7px;height:7px;
    border-right:2px solid var(--ink);
    border-bottom:2px solid var(--ink);
    transform:rotate(45deg) translate(-2px,-2px);
  }
  details.faq-item[open] summary{background:var(--surface-tint)}
  details.faq-item[open] summary .chevron{transform:rotate(180deg)}
  .faq-answer{padding:2px 22px 20px 66px;font-size:14px;color:#4b5b52}

  /* 深绿叶 CTA 区 */
  .cta-band{
    background:var(--primary-dark);
    position:relative;
    overflow:hidden;
    padding:70px 0;
  }
  .cta-band::after{
    content:"01 / 02 / 03";
    position:absolute;
    right:-10px;
    top:-30px;
    font-size:130px;
    font-weight:900;
    color:#fff;
    opacity:.05;
    letter-spacing:-6px;
    pointer-events:none;
  }
  .cta-band__inner{
    display:grid;
    grid-template-columns:1fr auto;
    gap:48px;
    align-items:center;
    position:relative;
    z-index:2;
  }
  .cta-band h2{
    color:#fff;
    font-size:32px;
    font-weight:800;
    line-height:1.3;
    letter-spacing:-.5px;
  }
  .cta-band p{color:rgba(255,255,255,.78);margin-top:10px;font-size:15px}
  .cta-band__actions{display:flex;gap:12px}
  .cta-note{
    margin-top:26px;
    border-top:1px solid rgba(255,255,255,.16);
    padding-top:20px;
    display:flex;
    flex-wrap:wrap;
    gap:30px;
    color:rgba(255,255,255,.68);
    font-size:13px;
  }
  .cta-note strong{color:#fff;font-weight:700}

  /* 页脚 */
  .site-footer{background:#eef1ea;border-top:1px solid var(--border)}
  .footer-main{
    display:grid;
    grid-template-columns:1.25fr .72fr .8fr .9fr;
    gap:40px;
    padding-top:56px;
    padding-bottom:48px;
  }
  .footer-brand .brand{margin-bottom:14px}
  .footer-brand p{
    font-size:13px;
    color:var(--muted);
    max-width:250px;
    line-height:1.8;
  }
  .footer-h{
    font-size:15px;
    font-weight:800;
    margin-bottom:18px;
    position:relative;
    padding-bottom:8px;
  }
  .footer-h::after{
    content:"";
    width:24px;height:3px;
    background:var(--primary);
    border-radius:4px;
    display:block;
    margin-top:8px;
  }
  .footer-col ul li{
    color:#4b5b52;
    font-size:14px;
    line-height:2.2;
  }
  .footer-col ul a{transition:color .2s;color:#4b5b52}
  .footer-col ul a:hover{color:var(--primary)}
  .footer-contact p{
    font-size:13px;
    color:#4b5b52;
    display:flex;
    align-items:flex-start;
    gap:8px;
    margin-bottom:10px;
  }
  .footer-contact svg{flex-shrink:0;margin-top:4px;color:var(--primary)}
  .footer-bottom{
    border-top:1px solid var(--border);
    background:#e4e8e1;
    height:48px;
  }
  .footer-bottom__inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    height:48px;
    color:var(--muted);
    font-size:12px;
  }
  .footer-bottom__inner a{transition:color .2s}
  .footer-bottom__inner a:hover{color:var(--primary)}

  /* 焦点可见性 */
  a:focus-visible,summary:focus-visible,label:focus-visible{
    outline:2px solid var(--primary);
    outline-offset:2px;
    border-radius:4px;
  }

  /* 响应式 */
  @media (max-width:1100px){
    .footer-main{grid-template-columns:1.2fr .7fr .6fr .8fr;gap:26px}
    .cat-hero__inner{gap:32px}
    .cat-hero__imgbox img{height:260px}
  }
  @media (max-width:992px){
    .nav-burger{display:flex}
    .site-nav{
      display:none;
      position:absolute;
      top:calc(100% + 1px);
      left:-24px;
      right:-24px;
      background:#fff;
      padding:14px 18px 20px;
      border-bottom:1px solid var(--border);
      box-shadow:0 14px 24px rgba(19,51,30,.08);
    }
    #navToggle:checked + .site-nav{display:block}
    .site-nav__list{
      flex-direction:column;
      align-items:stretch;
    }
    .site-nav a{
      padding:13px 14px;
      justify-content:space-between;
    }
    .site-nav a::after{display:none}
    .site-nav a.active::after{
      left:auto;right:14px;bottom:10px;
      width:6px;height:6px;
      border-radius:99px;
    }
    .header-main__inner{gap:16px}
    .nav-btn-primary{display:none}
    .cat-hero__inner{grid-template-columns:1fr;gap:36px;padding-top:44px}
    .cat-hero__visual{max-width:520px;margin:0 auto}
    .rules-layout{grid-template-columns:1fr;gap:30px}
    .rules-toc{position:static}
    .rules-toc ul{display:flex;flex-wrap:wrap;gap:6px}
    .rules-toc ul li a{padding:7px 11px;background:#e3ede4;font-size:13px;border-radius:8px}
    .rules-toc ul li a .dot{display:none}
    .rules-toc__contact{margin-top:12px}
    .faq-grid{grid-template-columns:1fr;gap:30px}
    .footer-main{grid-template-columns:1fr 1fr;gap:34px}
    .cta-band__inner{grid-template-columns:1fr;gap:28px}
  }
  @media (max-width:768px){
    .section{padding:54px 0}
    .section--tight{padding:44px 0}
    .quicknav-grid{grid-template-columns:1fr 1fr;gap:12px}
    .mini-grid{grid-template-columns:1fr 1fr}
    .checklist{grid-template-columns:1fr}
    .footer-bottom__inner{height:auto;padding:14px 0;flex-direction:column;justify-content:center;gap:4px}
    .cat-hero__title{font-size:34px;letter-spacing:-.6px}
    .section-heading{flex-direction:column;align-items:flex-start;gap:12px}
    .section-heading h2{font-size:26px}
    .rule-item{padding:22px 18px}
    .cta-band{padding:48px 0}
    .cta-note{flex-direction:column;gap:8px}
  }
  @media (max-width:560px){
    .container-site{padding-left:16px;padding-right:16px}
    .pre-header__right a:nth-child(1),.pre-header__right a:nth-child(2){display:none}
    .pre-header__right a:nth-child(3){margin-left:auto}
    .header-main__inner{min-height:64px}
    .brand-mark{width:38px;height:38px;font-size:13px}
    .brand-name{font-size:17px}
    .brand-sub{display:none}
    .quicknav-grid{grid-template-columns:1fr}
    .mini-grid{grid-template-columns:1fr}
    .cat-hero__title{font-size:29px}
    .cat-hero__lead{font-size:14px}
    .cat-hero__actions .btn{width:100%}
    .cat-hero__imgbox img{height:200px}
    .float-card{position:static;margin-top:14px;border-left:4px solid var(--secondary)}
    .cat-breadcrumb{font-size:12px;gap:6px}
    .section-heading h2::before{top:10px;bottom:10px}
    .process-card .process-steps{grid-template-columns:1fr 1fr}
    .faq-intro h2{font-size:25px}
    details.faq-item summary{padding:15px 12px;gap:8px;font-size:14px}
    .faq-answer{padding:0 16px 18px 16px;font-size:13px}
    .footer-main{grid-template-columns:1fr;row-gap:30px;padding-top:44px}
    .footer-bottom__inner p{text-align:center;width:100%}
    .cta-band__actions{flex-direction:column}
    .cta-band__actions .btn{width:100%}
  }